Rink Springer wrote:
Hi Alan,
On Tue, Sep 25, 2007 at 06:25:07AM +0000, Alan Cox wrote:
Change the management of cached pages (PQ_CACHE) in two fundamental
ways:
With this change, KDE no longer starts up; the process 'kbuildsycoca'
seems to wait forever in status 'madvpo'. Reverting this changeset fixes
the problem.
This is a problem with madvise(WILLNEED). I believe that the attached
patch will fix it.
Thanks,
Alan
Index: vm/vm_object.c
===================================================================
RCS file: /home/ncvs/src/sys/vm/vm_object.c,v
retrieving revision 1.383
diff -p -u -r1.383 vm_object.c
--- vm/vm_object.c 25 Sep 2007 06:25:06 -0000 1.383
+++ vm/vm_object.c 25 Sep 2007 16:17:40 -0000
@@ -1105,7 +1105,8 @@ shadowlookup:
/*
* If the page is cached, reactivate it.
*/
- m = vm_page_alloc(tobject, tpindex, VM_ALLOC_IFCACHED);
+ m = vm_page_alloc(tobject, tpindex, VM_ALLOC_IFCACHED |
+ VM_ALLOC_NOBUSY);
}
if (m == NULL) {
/*
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